Respiratory gas analyzer



FIG. 1 is a front, top, right perspective view of a respiratory gas analyzer, showing the claimed design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a rear, bottom, left perspective view thereof.

The dashed broken lines in the drawing depict portions of the respiratory gas analyzer that form no part of the claimed design. 

CLAIM The ornamental design for a respiratory gas analyzer, as shown and described. 